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1、 Lesson 10 What Is DNA?Fill in each blank with the proper word from the brackets:1.What is _(big) animal in the world?2.These oranges are _(juice). Please have some.3.A horse is a _(help) animal.4.Look! My computer doesnt work. I need _ 5. (repair) it. Does your computer need 6. _ (repair)?7.5. Woul
2、d you mind _(open) the door for me?8. - No, not all. I have made up my mind _(help) you.9.6. The boy _(call) Mike was once a thief, but now 10. he _(call) “living Lei Feng”.juicythe biggesthelpfulto repairrepairing/to be repairedopeningto helpcalledis called根据汉语意思完成句子，每空一词：根据汉语意思完成句子，每空一词：1.我们都叫他小李。
3、我们都叫他小李。2. We all _ _ Xiao Li.3.2. 昨天晚上我和父亲同时到家。昨天晚上我和父亲同时到家。4. My father and I got home _ _ _ _ 5. yesterday evening.6.3. 这个动物的耳朵像兔子的耳朵。这个动物的耳朵像兔子的耳朵。7. The animals ears _ _ the rabbits.8.4. 他们把不同的零件放在一起。他们把不同的零件放在一起。9. They _ these different parts _.10.5. 我可能会把恐龙和兔子结合起来。我可能会把恐龙和兔子结合起来。11. I might
4、_ a dinosaur _ a rabbit. call himat the same timeare/look likeputtogethercombineandA task: Make a new living things! What if you could combine other animals or plants to make something new?Think: What animals or plants would you choose? Why?What would your new animal or plant be like?What would you
5、name your new animal or plant? Why? Write down your ideas. Talk about them with your group. Draw a picture of your new animal or plant. Have fun! What if , 如果如果该怎么办该怎么办/会怎么样？会怎么样？Think about it!1.Do you and the students near you look the same? What is the same? Are there differences between you and
6、them?2.What you know “DNA”?3. What can scientists do with “DNA”?“DNA” is short for deoxyribonucleic acid.1.What is DNA?2.What is a blueprint?3.What are identical twins?4.What does identical mean?5.What does identify mean?6.What do you know about DNA?Read carefully and answer the following questions:
7、 pattern Identical twins are two children that grew from the same egg. They have identical DNA. They are clones. the blueprint of life the same to determine( 鉴定鉴定) Language notes:1.When you were a baby, your body already knew the answers to these questions. to prep. “的的”2. A blueprint shows where to
8、 put all the parts of the house. Its the pattern (that/which) you use to build the house. the answer to the question the key to the door3. Except for identical twins, each living thing has its own unique DNA. except prep. “除除之外之外” 不能用于句首不能用于句首 except for “除除(瑕疵瑕疵)，若无，若无” Language notes: Every one of
9、 us, _ him, went to the park. I usually go to school by bike _ on rainy day. She is a good girl _ her weak health condition. _ his carelessness, he is a good student.exceptexceptexcept forExcept for except “除除之外之外” besides “除除之外之外(还有还有)” but 和和except的用法大致相同的用法大致相同 除了他以外，我们都去了。除了他以外，我们都去了。 We all wen
10、t _ him. 除他去以外，我们大家也都去了。除他去以外，我们大家也都去了。 We all went _ him. 盒子里除了一张卡片外，没有任何东西。盒子里除了一张卡片外，没有任何东西。 There is nothing _ a card in the box.exceptbesides but/exceptLanguage notes:4. Except for identical twins, each living thing has its own unique DNA. Your DNA is in every part of your body. each adj. & pro
11、n. “每一，每个每一，每个” 指指两个或两个以两个或两个以上上 的人或东西，强调的人或东西，强调个人或个别个人或个别 every adj. “每一，每个每一，每个” 只能指三个以上只能指三个以上的的 数量，强调数量，强调全体或全部全体或全部 _ has a book. _ of us has a book. We _ have a computer. _ student has a book. There are a lot of tress on _ side of the street.EachEacheachEach/Every 她认识班级中她认识班级中所有所有的学生。的学生。 She
12、 knows _ pupil of the class. 她认识班级中她认识班级中每一个每一个学生。学生。 She knows _ pupil of the class.everyeacheachLanguage notes:5. From your DNA, scientists can identify not only you but also people related to you. identify v. “确认；鉴别确认；鉴别” identical adj. “完全相同的完全相同的” not only but also “不但不但而且而且” 用来连接用来连接 语法结构相同的成分
13、，连接并列的主语时，谓语动词要语法结构相同的成分，连接并列的主语时，谓语动词要 用用“就近原则就近原则” Not only you but also he _(like) pop music. He can not only sing but also dance. He can speak not only English but also French. You can eat lunch not only at school but also at home. likesLanguage notes:6. Your mother and father related to you. So
14、 are your sisters and brothers. Tom can speak French. So can Jack. I am a good student. So is she. I watched TV last night. So did Mary. They have finished their homework. So have we.= Your mother and father related to you. Your sisters and brothers are related to you, too. Tom cant speak French. Ne
15、ither can Jack. I am not a good student. Neither is she. I didnt watch TV last night. Neither did Mary. They havent finished their homework. Neither have we. 区别：区别：She is a good teacher. So am I. She is a good teacher. So she is.Fill in the blanks with proper prepositions or conjunctions:1.Do you kn
16、ow the answers _ the questions?2.DNA is _ a blueprint.3.You composition is quite good except _ a few spelling mistakes.4.Are you friends related _ you?5.Are your arms long _ short?6.Your bones have the same DNA _ your skin.7.You have your own DNA, but it repeats the patterns _ your parents DNA. 8.So
17、me health problems come _ your familys DNA. Scientists can look _ these problems in your DNA. tolike for toor asfrom fromforFill in each blank with the proper word from the brackets:1. This is the _(identify) hotel that we stayed in last year.2. The two babies are _(twin).3. June first is _(child) D
18、ay.4. Your brothers are people _(relate) to you.5. We should eat _(health) food.6. Do you know who is the _(own) of the house?7. A blueprint is a _(draw).8. Your body uses this pattern to build _(it).9. You have your own DNA, but it repeats the patterns from your _(parent) DNA. 10. Some health probl
19、ems come from your familys DNA. _(science) can look for these problems in your DNA.identicaltwinsChildrensrelatedhealthyownerdrawing itselfparentsScientists同义句转换，每空一词：同义句转换，每空一词：1. Both he and she are coming to the party. _ _ he _ _ she _ coming to the party.2. Tom draws well. Linda draws well, too.
20、 Tom draws well. _ _ _.3.Dads eyes are not very big. Mine are not very big, either. Dads eyes are not very big. _ _ _.4. Sometimes they can help you before you fall ill. Sometimes they can help you before you _ ill.5. Lucy is as old as Lily. Lucy has _ _ age as Lily.6. We all went to the park, but J
21、enny didnt go. We all went to the park _ Jenny.7. John is from Canada. John _ from Canada. Not onlySo does Linda but alsoisNeither are mine becomethe sameexcept/butcomes根据汉语意思完成句子，每空一词：根据汉语意思完成句子，每空一词：1.你穿多大号的鞋？你穿多大号的鞋？2. _ _ shoes do you wear?3.2. 我们用蓝图建造房子。我们用蓝图建造房子。4. We _ a blueprint _ _ a house
22、.5.3. 除了窗子小外这座房子很漂亮。除了窗子小外这座房子很漂亮。6. The house is beautiful _ _ the small windows.7.4. 你的头发和皮肤有同样的你的头发和皮肤有同样的DNA。8. Your hair has _ _ _ _ your skin.9.5. 她不但会唱歌，而且会跳舞。她不但会唱歌，而且会跳舞。10. She can _ _ sing _ _ dance.11.6. 每一个生物都有自己独特的每一个生物都有自己独特的DNA。12. _ _ _ _ its own unique DNA.13.7. 昨晚他去看电影了，我也去了。昨晚他去看
23、电影了，我也去了。14. He went to see a film yesterday evening. _ _ _.What sizeuseto buildexcept forthe same DNA asnot onlybut alsoEach living thing hasSo did I A task: What things about you show your parents DNA? With a partner, talk about things that are the same between you and your parents. You can start like this:Mom is tall. So am I.Dads eyes are not very big. Neither are mine.
